<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>首页</title>
    <style>
        #pic1{
            width:450px;
            height:250px;
            float: left;
            margin-right: 20px;
        }
        #pic2{
            width:450px;
            height:250px;
            float: left;
        }
        #pic3{
            width:450px;
            height:250px;
        }
    </style>
    <script src="Userjs/echarts.min.js"></script>
</head>
<body>
<div id="pic1"></div>
<div id="pic2"></div>
<div id="pic3"></div>
</body>
<script src="js/jquery-2.1.4.js"></script>
<script src="Userjs/Index.js"></script>
</html>